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A cenote (English: / s ɪ ˈ n oʊ t i / or / s ɛ ˈ n oʊ t eɪ /; Latin American Spanish:) is a natural pit, or sinkhole, resulting when a collapse of limestone bedrock exposes groundwater. The term originated on the Yucatán Peninsula of Mexico, where the ancient Maya commonly used cenotes for water supplies, and occasionally for ...
The region is pockmarked with natural sinkholes, called cenotes, which expose the water table to the surface. One of the most impressive of these is the Sacred Cenote, which is 60 metres (200 ft) in diameter [ 5 ] and surrounded by sheer cliffs that drop to the water table some 27 metres (89 ft) below.
The exploration of Dos Ojos began in 1987 and still continues. The surveyed extent of the cave system is 82 kilometers (51 mi) [1] and there are 28 known sinkhole entrances, which are locally called cenotes. In January 2018, a connection was found between Sistema Dos Ojos and Sistema Sac Actun. [2]
The giant sinkhole, in Puebla state, started as a 16-foot hole but has grown steadily to its present size. (June 2) Growing giant sinkhole threatens Mexican homes [Video]
The Red Lake sinkhole in Croatia. A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are also known as shakeholes, and to openings where surface water enters into underground passages known as ponor, swallow hole or swallet.
Some are caused by karst processes—for example, the chemical dissolution of carbonate rocks [1] or suffosion processes. [2] Sinkholes can vary in size from 1 to 600 m (3 to 2,000 ft) both in diameter and depth, and vary in form from soil-lined bowls to bedrock-edged chasms. Sinkholes may form gradually or suddenly, and are found worldwide. [3]
The Puebla sinkhole is located in the town of Santa Maria Zacatepec, Juan C. Bonilla municipality, Puebla, Mexico. It is found 93.7 kilometres (58.2 mi) west of the state capital of Puebla , and 212 kilometres (132 mi) east of Mexico City, at coordinates 19.1257, -98.3738.
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